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Finding the Fourth Proportional to 706,480.71, 974,968.95 and 404,733.03

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Solution

The fourth proportional to 706,480.71, 974,968.95 and 404,733.03 is: 558,546.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    706,480.71 : 974,968.95 = 404,733.03 : x
  2. Step 2: Convert to fraction form
    706,480.71/974,968.95 = 404,733.03/x
  3. Step 3: Cross multiply
    706,480.71x = 974,968.95 × 404,733.03
  4. Step 4: Simplify right side
    706,480.71x = 394,602,137,289.42
  5. Step 5: Solve for x
    x = 394,602,137,289.42/706,480.71
  6. Step 6: Final answer
    x = 558,546.23

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.